154022980

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{76249}}^1$

素因数の和:76359

約数の個数: 24

約数和(自身を含む): 326655000

約数和(自身を除く): 172632020

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 76249, 152498, 304996, 381245, 762490, 1524980, 7701149, 15402298, 30804596, 38505745, 77011490, 154022980]

約数ペア:

[(1, 154022980), (2, 77011490), (4, 38505745), (5, 30804596), (10, 15402298), (20, 7701149), (101, 1524980), (202, 762490), (404, 381245), (505, 304996), (1010, 152498), (2020, 76249)]